280560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1$

素因数の和:190

約数の個数: 80

約数和(自身を含む): 999936

約数和(自身を除く): 719376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 167, 168, 210, 240, 280, 334, 336, 420, 501, 560, 668, 835, 840, 1002, 1169, 1336, 1670, 1680, 2004, 2338, 2505, 2672, 3340, 3507, 4008, 4676, 5010, 5845, 6680, 7014, 8016, 9352, 10020, 11690, 13360, 14028, 17535, 18704, 20040, 23380, 28056, 35070, 40080, 46760, 56112, 70140, 93520, 140280, 280560]

約数ペア:

[(1, 280560), (2, 140280), (3, 93520), (4, 70140), (5, 56112), (6, 46760), (7, 40080), (8, 35070), (10, 28056), (12, 23380), (14, 20040), (15, 18704), (16, 17535), (20, 14028), (21, 13360), (24, 11690), (28, 10020), (30, 9352), (35, 8016), (40, 7014), (42, 6680), (48, 5845), (56, 5010), (60, 4676), (70, 4008), (80, 3507), (84, 3340), (105, 2672), (112, 2505), (120, 2338), (140, 2004), (167, 1680), (168, 1670), (210, 1336), (240, 1169), (280, 1002), (334, 840), (336, 835), (420, 668), (501, 560)]